DE3464635D1 - A method for preventing degradation in activity of a low hydrogen overvoltage cathode - Google Patents

A method for preventing degradation in activity of a low hydrogen overvoltage cathode

Info

Publication number
DE3464635D1
DE3464635D1 DE8484108655T DE3464635T DE3464635D1 DE 3464635 D1 DE3464635 D1 DE 3464635D1 DE 8484108655 T DE8484108655 T DE 8484108655T DE 3464635 T DE3464635 T DE 3464635T DE 3464635 D1 DE3464635 D1 DE 3464635D1
Authority
DE
Germany
Prior art keywords
activity
low hydrogen
preventing degradation
hydrogen overvoltage
overvoltage cathode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8484108655T
Other languages
German (de)
English (en)
Inventor
Yasushi Samejima
Minoru Shiga
Toshiji Kano
Takamichi Kishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE3464635D1 publication Critical patent/DE3464635D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
DE8484108655T 1983-07-26 1984-07-21 A method for preventing degradation in activity of a low hydrogen overvoltage cathode Expired DE3464635D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58136091A JPS6026687A (ja) 1983-07-26 1983-07-26 低水素過電圧陰極の劣化防止方法

Publications (1)

Publication Number Publication Date
DE3464635D1 true DE3464635D1 (en) 1987-08-13

Family

ID=15167044

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484108655T Expired DE3464635D1 (en) 1983-07-26 1984-07-21 A method for preventing degradation in activity of a low hydrogen overvoltage cathode

Country Status (6)

Country Link
US (1) US4539083A (enrdf_load_html_response)
EP (1) EP0132816B1 (enrdf_load_html_response)
JP (1) JPS6026687A (enrdf_load_html_response)
CA (1) CA1253453A (enrdf_load_html_response)
DE (1) DE3464635D1 (enrdf_load_html_response)
IN (1) IN161732B (enrdf_load_html_response)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8302076A (nl) * 1983-06-10 1985-01-02 Tno Werkwijze voor het bepalen van het gehalte aan organisch gebonden halogeen.
JPS60215787A (ja) * 1984-04-09 1985-10-29 Asahi Chem Ind Co Ltd 陽イオン交換膜の保護方法
DE3542234A1 (de) * 1985-11-29 1987-06-04 Bayer Ag Verfahren zur reinigung von kathoden bei der alkalichloridelektrolyse
JPS6357975A (ja) * 1986-08-26 1988-03-12 Yukio Ogawa 電磁弁
JPH0319945Y2 (enrdf_load_html_response) * 1987-10-30 1991-04-26
JPH0319946Y2 (enrdf_load_html_response) * 1987-11-20 1991-04-26
US5112464A (en) * 1990-06-15 1992-05-12 The Dow Chemical Company Apparatus to control reverse current flow in membrane electrolytic cells
US5205911A (en) * 1990-11-13 1993-04-27 Oxytech Systems, Inc. Cathode restoration
JPH0494333U (enrdf_load_html_response) * 1991-01-11 1992-08-17
JPH0624749U (ja) * 1992-07-20 1994-04-05 輝雄 重川 切粉破砕機
US5529683A (en) * 1995-03-20 1996-06-25 United Technologies Corp. Method for preventing degradation of membranes used in electrolytic ozone production systems during system shutdown
US6749138B2 (en) 2002-03-05 2004-06-15 Phoenix Technologies, L.P. Granulator
JP4846869B1 (ja) * 2010-09-07 2011-12-28 クロリンエンジニアズ株式会社 電解用陰極構造体およびそれを用いた電解槽

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435895A (en) * 1977-08-26 1979-03-16 Japan Storage Battery Co Ltd Operation of salt electrolytic bath
US4169775A (en) * 1978-07-31 1979-10-02 Olin Corporation Protection of the low hydrogen overvoltage catalytic coatings
JPS586789B2 (ja) * 1980-01-22 1983-02-07 旭硝子株式会社 酸化パラジウム系陽極の劣化防止方法
US4379035A (en) * 1982-05-10 1983-04-05 Ppg Industries, Inc. Method of operating an electrolytic cell

Also Published As

Publication number Publication date
CA1253453A (en) 1989-05-02
IN161732B (enrdf_load_html_response) 1988-01-30
US4539083A (en) 1985-09-03
EP0132816B1 (en) 1987-07-08
JPS6026687A (ja) 1985-02-09
JPH032239B2 (enrdf_load_html_response) 1991-01-14
EP0132816A1 (en) 1985-02-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee